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滴滴对不混合液体的影响的数值分析,使用三相场方法
Qingming Hu1,2,3, Fengshi Hu1, Donghui Xu1
1School of Mechtranoics Engineering, Qiqihar University, Qiqihaer 161006, China.
Micromachines
|May 27, 2023
概括
这项研究模拟了油滴对水溶液的影响,揭示了火山口的形成和液滴的行为. 速度和流体特性等关键因素影响这些复杂的相互作用.
科学领域:
- 流体动力学 流体动力学
- 接口现象 接口现象
背景情况:
- 了解滴水的影响对于各种工业过程至关重要.
- 之前的研究往往缺乏对三相系统的详细数值分析.
研究的目的:
- 为了数值地研究油滴在不混合的水溶液上的冲击动态.
- 分析石坑的形成和演变以及撞击期间的滴滴行为.
主要方法:
- 使用三相场方法开发了一个二维的轴对称模拟模型.
- 使用COMSOL多物理进行数值模拟.
- 与现有的实验数据对模型进行了验证.
主要成果:
- 观测到火山口的形成和随后的崩在水溶液表面.
- 在达到平衡之前描述了滴滴变形,扩散和振荡.
- 确定了影响冲击动态的关键参数:速度,密度,粘度,界面张力,滴滴大小和非牛顿流体特性.
结论:
- 该研究提供了对油滴撞击动态的全面数值理解.
- 这些发现为优化涉及滴滴-流体相互作用的应用提供了宝贵的见解.
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